503042373455723 has 8 divisors (see below), whose sum is σ = 508229595920592. Its totient is φ = 497855175860736.

The previous prime is 503042373455681. The next prime is 503042373455749. The reversal of 503042373455723 is 327554373240305.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 503042373455723 - 2¹⁸ = 503042373193579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (503042373455123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35909111 + ... + 47911887.

It is an arithmetic number, because the mean of its divisors is an integer number (63528699490074).

Almost surely, 2^{503042373455723} is an apocalyptic number.

503042373455723 is a deficient number, since it is larger than the sum of its proper divisors (5187222464869).

503042373455723 is a wasteful number, since it uses less digits than its factorization.

503042373455723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12434941.

The product of its (nonzero) digits is 31752000, while the sum is 53.

The spelling of 503042373455723 in words is "five hundred three trillion, forty-two billion, three hundred seventy-three million, four hundred fifty-five thousand, seven hundred twenty-three".